Sen. Obama launches White House run  —  SPRINGFIELD, Ill. - Democrat Barack Obama (news, bio, voting record) announced Saturday that he is running for the White House in 2008, evoking Abraham Lincoln's ability to unite a nation and promising to lead a new generation to "transform this nation."

Deadliest Bomb in Iraq Is Made by Iran, U.S. Says  —  The most lethal weapon directed against American troops in Iraq is an explosive-packed cylinder that United States intelligence asserts is being supplied by Iran.  —  The assertion of an Iranian role in supplying the device …

Target Iran: US able to strike in the spring  —  Despite denials, Pentagon plans for possible attack on nuclear sites are well advanced  —  US preparations for an air strike against Iran are at an advanced stage, in spite of repeated public denials by the Bush administration, according to informed sources in Washington.

Obama formally kicks off presidential campaign  —  About a month ago, we talked about Barack Obama creating a presidential exploratory committee, and today, Obama made it official, giving a strong speech in front of what appeared to be thousands of very cold supporters in Springfield, Ill.

Democratic voters growing impatient with Congress  —  CHICAGO - In Washington, Democrats are blaming Republicans for the Senate's failure so far to vote on a resolution opposing a troop increase in Iraq.  —  But in the heartland, some voters say such excuses no longer are good enough.

When Petty Reporters Get Mad  —  Looks like the blogs are going to be busy this cycle rebutting smears against our candidates.  This latest is penned by Mike Allen. … How suspicious!  The answer, as both Brad Delong and The Poorman note, is that Swahili and Arabic are extremely similar languages …

Getting Feith: Emily Litella, ace reporter for the WaPo, says "never mind"  —  Last night I was in the middle of preparing a piece about the Washington Post article that described the Pentagon's sharp criticism of Douglas Feith for giving too much credence to some faulty prewar intelligence reports …

Has Rudy Giuliani gotten incoherent about abortion?  —  Here's a NYT piece about how Rudy Giuliani is reframing his stance on abortion to appeal to conservatives.  It contains a quote that I found puzzling: … How is "strict construction" supposed to protect liberty …

Facing the Islamist Menace  —  Mark Steyn's new book is a welcome wake-up call.  —  In the prologue to his new book, America Alone: The End of the World As We Know It, Mark Steyn sarcastically alludes to two people whom, in different ways, I know well.  The first is novelist Martin Amis …

"Media Matters"; by Jamison Foser  —  This Week:  —  Ain't No Man Righteous (No Not One)  —  Last week, ABC played a video clip of Rush Limbaugh accusing "libs" of "prejudice" — without noting Limbaugh's own voluminous history of outright bigotry.  —  ABC gave Rush Limbaugh a forum …

Life Insurance for Palestinian Suicide Bombers  —  An important bank in the Arab world offers accounts paying a type of life insurance to the families of Palestinian suicide bombers.  But now it could soon face a lawsuit from American lawyers representing the victims.

Family Prison  —  Immigration and Customs Enforcement has a problem.  When they charge people with immigration violations, or when people have asked for asylum but not yet been given a hearing, these people have to be housed somewhere.  Not in actual houses, of course.  But in a facility.